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Executive Standard: SA299 Gr. B steel plates comply with the ASME standard, specifically ASTM A299/A299M.2026-08-26
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SA299 is a carbon-manganese-silicon steel plate designed for pressure vessels—often referred to as "gas drum steel" under US standards.2026-08-19
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ntroduction to SA299 Gr.A Steel Plate:
SA299 Gr.A is a steel plate grade designated for boilers and pressure vessels under American standards.2026-08-11 -
A285 Gr.C and SA285 Gr.C steel plates represent the same grade, though they are governed by different standards.2026-08-04
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SA283 Gr.B is a low-to-medium strength carbon structural steel plate conforming to the American Society of Mechanical Engineers (ASME) standard.2026-07-31
1.0570 steel plate, 1.0570 steel plate mechanical properties
1.0570 steel is a versatile structural grade steel type commonly used in critical aspects of construction and engineering projects, transmission towers，Freight cars，Railway trucks，Building structures， Pipe work，Oil and gas platforms，Shipbuilding, etc.
Specification of 1.0570 steel plate:
Thickness: 3mm to 450mm
Width: 1050mm to 4050mm
Length: based on the customer's requirement.
Chemical composition of 1.0570 steel plate Max (%):
|
Grade
|
C |
Si |
Mn |
Ni |
P |
S |
Cr |
Mo |
Al |
|
1.0570 |
0.20 |
0.55 |
1.00-1.60 |
0.3 |
0.04 |
0.05 |
0.3 |
0.08 |
0.02 |
1.0570 steel plate mechanical properties:
|
Grade
|
Tensile strength(MPA) |
Yield strength (MPA) |
Elongation(δ5/%) |
Impact (J) |
|
1.0570 |
470-630 |
≥345 |
≥21 |
≥34 |
Finished goods condition of 1.0570 steel plate: hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement.
Surface conditions of 1.0570 steel plate: scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement